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Unified Carrier Registration/Intrastate Authority

What is Unified Carrier Registration?

The Unified Carrier Registration Agreement is a base-state system, under which a commercial vehicle registrant pays fees through its base state on behalf of all the participating states. The Unified Carrier Registration, or UCR, is the program that has taken the place of the Single State Registration (SSR) and Interstate Exempt System (IEX).

Click on the subject below to read more about each topic. If you have other questions, look at our frequently asked questions.

UCR requires the following types of commercial carriers to file:

  • For-hire motor carriers transporting property in interstate commerce, and commercial motor vehicles that have a gross vehicle weight rating, or gross vehicle weight, of at least 10,001 pounds, whichever is greater;
  • For-hire motor carriers transporting passengers in interstate commerce in commercial motor vehicles designed or used to transport more than eight passengers (including the driver);
  • For-hire motor carriers transporting hazardous materials in interstate commerce and transported in a quantity requiring placarding;
  • Motor private carriers transporting property in commercial motor vehicles that have a gross vehicle weight rating or gross vehicle weight of at least 10,001 pounds which is greater;
  • Brokers;
  • Freight forwarders; or
  • Leasing companies.

To register for UCR you must first update your MCS-150 (or Motor Carrier Identification Report) to reflect your Department of Transportation information.

Once the MCS-150 has been updated, you can file the UCR one of two ways:

What is Intrastate Authority?

Intrastate Authority allows for-hire motor carriers and private towing and wrecker services to use any of the public highways of Tennessee for the transportation of persons or property, or both, in intrastate commerce.


New Applicants:

  • Provide a completed Intrastate Authority Application
  • Provide a completed Designated Agent for Service of Process form. A process agent is a Tennessee representative upon who court papers may be served in any proceeding brought against a motor carrier.
  • Provide proof of insurance. Insurance companies must furnish these forms:
    • Form E - Uniform Motor Carrier Bodily Injury and Property Damage Liability Certificate of Insurance
    • Form H - Uniform Motor Carrier Cargo Certificate of Insurance (required for carriers hauling the following: general freight, household goods, mobile homes)